iv Contents and Illustrations. 



Page 



Birds from Pueblo Viejo. ( 1 <iK)iiil>ia, by Outram Hangs 157-160 



New Mammals from the Sierra Nevada de Santa Marta, Colom 

 bia, by Outram Bangs 161-105 



A New Race of the Little Harvest Mouse from West Virginia, 



by Outram Bangs 167-1 68 



A New Weasel from the Queen Charlotte Islands, B. C., by Ed 

 ward A. Preble 169-1 70 



Birds from the Sierra Nevada de Santa Marta, Colombia, by 

 Outram Bangs 17 1-182 



Sciurus variabilis from the Santa Marta Region of Colombia, by 



Outram Bangs ". 183-186 



A New Rock Vole from Labrador, by Outram Bangs 187-188 



A New Sigmodon from the Santa Marta Region of Colombia, by 



Outram' Bangs '. . . . 1 89-190 



LIST OF ILLUSTRATIONS 

 PLATES 



I. Potamon abbotti Rath bun. 

 II. Potamon macropux Rathbun and /'. lei-icerric Rathbun. 



TEXT FIGURES 



I'MiiV 



Figure 1 . -Ega eearumta 39 



2. Legs of JEga, ecarinata 40 



3. A returns feildeni 44 



4. Arcturus lonaispinit. 45 



5. A returns glabrus 46 



6. Arcturns bcrinyicnius 40 



7. .-I rrfiiriix h'Hiiixpinis 47 



8. .-1 return* innltispini* 48 



9. .-I return* )iinrdochi 49 



10. Astacilla diomedeic 51 



1 1 . Astue'dlu. cceca , 51 



12. Idotea rostrata 54 



1 3. Idotea stenops 54 



14. Bills of Guiraea cJiiapensis and Guiruca eceridea eurhyncha. 62 



15. Front foot of Idiurus macrotis 74 



10. Base of tail of Idiurus macrotis 74 



17. Ear of Idiurus macrotis 74 



. 18. Skull of Tdiurus macrotis 75 



19. Teeth of Idiurus macrotis 75 



20. Skull of Megadontomys (Jtotnaxi . . 125 



